Update app.py

app.py

@@ -32,7 +32,7 @@ def get_text_chunks(text):
 
 def get_vectorstore(text_chunks):
     # embeddings = OpenAIEmbeddings()
-    embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl")
+    embeddings = HuggingFaceInstructEmbeddings(model_name="meta-llama/Llama-2-7b")
     vectorstore = FAISS.from_texts(texts=text_chunks, embedding=embeddings)
     return vectorstore